Chapter 4 The Self Test 4-1 The Self Test n The purpose of the self test The self test checks whether the printer has any problems. When the printer does not function properly, contact the dealer. The self test checks the following - Control circuit functions - Printer mechanism functions - Control ROM version - DIP-switch settings * Print quality n Running the self test Run the self test only when roll paper is loaded the printer. Њ Make sure the ribbon cassette and paper have been installed properly. Ќ Turn on the power while hold- ing down the FEED switch. The self test begins. Ћ The following contents are printed for printer current sta- tus printing first.
- DIP-switch settings Џ After printing the printer cur- * Control ROM version rent status, the printer blinks the PAPER LED and enters the test printing standby state. Press the FEED switch to re- start test printing. ђ After the printer completes a certain number of lines, it prints w, and stops printing automatically. “* * * completed * + * The printer goes off-line dur- ing and after self-test print- ing. Turn the power off and on again to put the printer on-line before transmitting data from the host computer. (TM-U300A/U300B) (TM-U300PA/U300PB) Self-test Printing Samples 21